Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 217 [Rate centres in NPA 217] [Dial plan for NPA 217]

NXX: 780

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-780 A Casey IL CASYILXCPS0  1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-780 1 Casey IL MTONILXCX7X  073H TELNYX LLC 976   2022-12-22   
217-780 7 Casey IL MTONILXCRMD  224C ONVOY, LLC 976   2020-11-13   
217-780 9 Casey IL CASYILXCPS0  1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976   2016-12-26   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.